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- How does a cells volume influence the amount of material that must be exchanged across the cell membrane?
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- What is the plasma membrane made of? How does this affect the movement of lipid-soluble and non-lipids through the cell?Which component of the plasma membrane is primarily responsible for forming a physical barrier between the cell’s internal and external environments?Describe the type of substance that will be able to anchor in the cell membrane? How does polarity affect this ability?
- What molecules primarily make up the membrane of the cell and how do these molecules contribute to the overall function of the cell membrane?Which of the following describes the plasma membrane? 1) phospholipid bilayer surrounding the cell 2) a membrane composed of tiny shelves or cristae 3) single-layered membrane that surrounds the nucleus of the cell 4) double layer of protein enclosing the plasmaWhat types of molecules can diffuseacross the plasma membrane?
- How is transport mechanism vital in a cell?Cells are anchored to the extracellular matrix by two main structures. What are they, what are their major components, and how do they anchor the cell?How does the surface to volume ratio of a cell affect the rate of diffusion of materials across the cell’s surface?